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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of Biurad opensource projects. |
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* |
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* PHP version 7.4 and above required |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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* @copyright 2019 Biurad Group (https://biurad.com/) |
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* @license https://opensource.org/licenses/BSD-3-Clause License |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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*/ |
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namespace Biurad\Security\Authenticator; |
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use Biurad\Security\Interfaces\AuthenticatorInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Symfony\Component\Security\Core\Authentication\Token\TokenInterface; |
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use Symfony\Component\Security\Core\Exception\BadCredentialsException; |
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/** |
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* ReCaptcha/HCaptcha validation authenticator. |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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*/ |
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class CaptchaAuthenticator implements AuthenticatorInterface |
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{ |
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private ?string $reCaptchaSecret; |
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private ?string $hCaptchaSecret; |
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public function __construct(string $reCaptchaSecret = null, string $hCaptchaSecret = null) |
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{ |
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if (!$reCaptchaSecret || !$hCaptchaSecret) { |
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throw new \InvalidArgumentException('You must provide a reCaptcha secret and/or a hCaptcha secret.'); |
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} |
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$this->reCaptchaSecret = $reCaptchaSecret; |
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$this->hCaptchaSecret = $hCaptchaSecret; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function supports(ServerRequestInterface $request): bool |
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{ |
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return 'POST' === $request->getMethod(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function authenticate(ServerRequestInterface $request, array $credentials, string $firewallName): ?TokenInterface |
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{ |
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if (isset($credentials['g-recaptcha-response'])) { |
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if (empty($captcha = $credentials['g-recaptcha-response'])) { |
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throw new BadCredentialsException('The presented captcha cannot be empty.'); |
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} |
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if (empty($secret = $this->reCaptchaSecret)) { |
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throw new BadCredentialsException('You must provide a reCaptcha secret.'); |
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} |
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$url = 'https://www.google.com/recaptcha/api/siteverify?secret=' . \urlencode($secret) . '&response=' . \urlencode($captcha); |
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$response = \json_decode(\file_get_contents($url), true); |
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} elseif (isset($credentials['h-captcha-response'])) { |
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if (empty($captcha = $credentials['h-captcha-response'])) { |
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throw new BadCredentialsException('The presented captcha cannot be empty.'); |
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} |
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if (empty($secret = $this->hCaptchaSecret)) { |
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throw new BadCredentialsException('You must provide a hCaptcha secret.'); |
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} |
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$url = 'https://hcaptcha.com/siteverify?secret=' . \urlencode($secret) . '&response=' . \urlencode($captcha) . '&remoteip='; |
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$response = \json_decode(\file_get_contents($url . ($request->getServerParams()['REMOTE_ADDR'] ?? '')), true); |
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} |
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if (isset($response) && $response['success'] ?? false) { |
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throw new BadCredentialsException('The presented captcha is invalid.'); |
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} |
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return null; |
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} |
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} |
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biurad /
php-security
